/**
 * Copyright (C) 2009 alex <me@alex.0x08.org>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package uber.netbsd.community.dao;

import javax.jdo.annotations.IdGeneratorStrategy;
import javax.jdo.annotations.Inheritance;
import javax.jdo.annotations.InheritanceStrategy;
import javax.jdo.annotations.PersistenceCapable;
import javax.jdo.annotations.Persistent;
import javax.jdo.annotations.PrimaryKey;

/**
 * Lowest level of db objects inheritance. Stores only id and some switches.
 * @author alex
 */
@Inheritance(strategy = InheritanceStrategy.SUBCLASS_TABLE)
@PersistenceCapable
public class BaseDBObject extends BaseObject {

    /**
     * uniquie object id
     */
    @PrimaryKey
    @Persistent(valueStrategy = IdGeneratorStrategy.INCREMENT)
    protected Integer id;
    /**
     * if this object disabled
     */
    protected boolean disabled;
    /**
     * if object editable
     */
    protected boolean editable = true;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public boolean isNew() {

        return this.id == null || this.id == 0;
    }

    public boolean isEditable() {
        return editable;
    }

    public void setEditable(boolean editable) {
        this.editable = editable;
    }

    public boolean isDisabled() {
        return disabled;
    }

    public void setDisabled(boolean disabled) {
        this.disabled = disabled;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final BaseDBObject other = (BaseDBObject) obj;
        if (this.id != other.id && (this.id == null || !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

    @Override
    public int hashCode() {
        int hash = 3;
        return hash;
    }

    @Override
    public String toString() {

        return "ID=" + id;
    }

    public void fillFrom(BaseDBObject external) {

        // if (external.getName()!=null)
        setDisabled(external.isDisabled());
        setEditable(external.isEditable());

    }
}
